P400 Installation

Package Contents
l Poweroptimizers
l Stainlesssteelgroundinglockwashers
Installation Guidelines
l Thischapterrefersonlytothemoduleadd-onpoweroptimizers.Formodule-
embeddedmodels,refertotheinstallationsinstructionssuppliedwiththeembedded
module.
l Thepoweroptimizercanbeplacedinanyorientation.
l Positionthepoweroptimizercloseenoughtoitsmodulesothattheircablescanbe
connected.
l Toallowforheatdissipation,maintaina2.5cm/1"clearancedistancebetweenthe
poweroptimizerandothersurfaces.
l Theminimumandmaximumstringlengthguidelinesarestatedinthepoweroptimizer
datasheets.
l RefertotheSolarEdgeSiteDesignerforstringlengthverification.TheSolarEdgeSite
DesignerisavailableontheSolarEdgewebsiteat
http://www.solaredge.us/groups/support/downloads,underSoftwareTools.
l Completelyshadedmodulesmaycausetheirpoweroptimizerstotemporarilyshut
down.Thiswillnotaffecttheperformanceoftheotherpoweroptimizersinthestring,
aslongastheminimumnumberofunshadedpoweroptimizersconnectedinastring
ofmodulesismet.Ifundertypicalconditionsfewerthantheminimumoptimizersare
connectedtounshadedmodules,addmoreoptimizerstothestring.
l Donotleavethepoweroptimizersconnectorsdisconnected.Openconnectorsshould
bematedtoeachother.
l Equipmentgroundingtighteningtorques:4-6AWG:45lb-in,8AWG:40lb-in,10-14
AWG:35lb-in.
NOTE
The images contained in the following sections are for illustrative purposes only and
may vary depending on product models.
Chapter 2: Installing the Power Optimizers
SolarEdge-Installation Guide MAN-01-00002-4.0
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